Home / 34,949.25-48,230.13-20,802.60

Finding the Fourth Proportional to 34,949.25, 48,230.13 and 20,802.60

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Solution

The fourth proportional to 34,949.25, 48,230.13 and 20,802.60 is: 28,707.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,949.25 : 48,230.13 = 20,802.60 : x
  2. Step 2: Convert to fraction form
    34,949.25/48,230.13 = 20,802.60/x
  3. Step 3: Cross multiply
    34,949.25x = 48,230.13 × 20,802.60
  4. Step 4: Simplify right side
    34,949.25x = 1,003,312,102.34
  5. Step 5: Solve for x
    x = 1,003,312,102.34/34,949.25
  6. Step 6: Final answer
    x = 28,707.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.